Propane (C3H8)burns according to the following balanced equation: C3H8(g)+5O2(g)→3CO2(g)+4H2O(g) Calculate ΔH∘rxnΔ for this reaction using standard...

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Propane (C3H8)burns according to the following balanced equation: C3H8(g)+5O2(g)→3CO2(g)+4H2O(g) Calculate ΔH∘rxnΔ for this reaction using standard...

Propane (C3H8)burns according to the following balanced equation:

C3H8(g)+5O2(g)→3CO2(g)+4H2O(g)

Calculate ΔH∘rxnΔ for this reaction using standard enthalpies of formation. (The standard enthalpy of formation of gaseous propane is -103.9 kJ/molkJ/mol.)

Express the enthalpy in kilojoules to four significant figures.

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Answer 1

Answer #1

Сум, 50, — зсе, он *чно. XN - зя сън) + чон) - ан, = 3(-333-5 ) +4+ (-247-15 ди“ - - 20 чч Ез ) -- ознак) Да 2 бЧ ЧКУ mol

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